Home / 628,103.70-941,585.38-228,461.94

Finding the Fourth Proportional to 628,103.70, 941,585.38 and 228,461.94

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Solution

The fourth proportional to 628,103.70, 941,585.38 and 228,461.94 is: 342,485.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,103.70 : 941,585.38 = 228,461.94 : x
  2. Step 2: Convert to fraction form
    628,103.70/941,585.38 = 228,461.94/x
  3. Step 3: Cross multiply
    628,103.70x = 941,585.38 × 228,461.94
  4. Step 4: Simplify right side
    628,103.70x = 215,116,422,590.44
  5. Step 5: Solve for x
    x = 215,116,422,590.44/628,103.70
  6. Step 6: Final answer
    x = 342,485.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.